SWDEV-249486-Update HIP doxygen

Change-Id: Id32772b8f4d495e0f1bd3cb5cd1ec211a06298c3

include/hip/hcc_detail/hip_runtime.h

@@ -365,19 +365,6 @@ extern void ihipPostLaunchKernel(const char* kernelName, hipStream_t stream, gri
 
 #endif  //__HCC_CPP__
 
-/**
- * @defgroup HIP-ENV HIP Environment Variables
- * @{
- */
-// extern int HIP_PRINT_ENV ;   ///< Print all HIP-related environment variables.
-// extern int HIP_TRACE_API;    ///< Trace HIP APIs.
-// extern int HIP_LAUNCH_BLOCKING ; ///< Make all HIP APIs host-synchronous
-
-/**
- * @}
- */
-
-
 // End doxygen API:
 /**
  *   @}

include/hip/hcc_detail/hip_runtime_api.h

@@ -3046,6 +3046,15 @@ hipError_t hipModuleGetGlobal(hipDeviceptr_t* dptr, size_t* bytes,
                               hipModule_t hmod, const char* name);
 #endif // __HIP_ROCclr__
 
+/**
+ * @brief returns the handle of the texture reference with the name from the module.
+ *
+ * @param [in] hmod
+ * @param [in] name
+ * @param [out] texRef
+ *
+ * @returns hipSuccess, hipErrorNotInitialized, hipErrorNotFound, hipErrorInvalidValue
+ */
 hipError_t hipModuleGetTexRef(textureReference** texRef, hipModule_t hmod, const char* name);
 
 /**